Cesium chloride is a chemical compound made up of cesium and chlorine, represented by the formula CsCl. It appears as a white crystalline solid and is highly soluble in water. This compound is often used in laboratories and various industrial applications, including the production of cesium-based catalysts and in the field of nuclear medicine. In addition to its industrial uses, cesium chloride plays a role in the preparation of cesium salts and is utilized in density gradient centrifugation. Its unique properties make it valuable in research, particularly in studies involving biochemistry and molecular biology.